First: SUN-VFL-250/125 and SUN-VFL 1000-250/125
1. Used for locating broken point in fibers.
2. Equipped with a 650-nm visible laser diode.
3. Operated in continuous or pulse modes for clear noticeable results.
4. Operating mode shown by the Status LED indicator.
5. Battery power turned on/off by the power switch on the end
6. Clip pocket-size pen design.

Second: SUN-OFC Handheld 650nm Optical Fiber Fault Locator
1. High laser power.
2. Outstanding repeatability.
3. Light and handy.
4. Easy to find broken or bending spot with eyes.
5. Easy to check the fiber for defects.
6. SC, ST, Fc adapters.